{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Combination.Drug", "Treatment.Freq", "Treatment", "Subject.Gender", "Treatment.Disorder", "Effect", "Treatment.Drug", "Treatment.Dosage", "Treatment.Route", "Treatment.Time_elapsed", "Subject.Race", "Subject.Population", "Treatment.Duration", "Subject.Age", "Subject.Disorder", "Subject"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Subject.Disorder", "Treatment.Drug", "Subject.Population", "Effect", "Treatment.Disorder", "Subject.Race", "Subject.Age", "Combination.Drug", "Subject", "Subject.Gender", "Treatment.Route", "Treatment", "Treatment.Duration"]}], "input": "In this case report, we have described a patient with Crohn's disease who developed subfulminant hepatitis B after the fourth infusion of infliximab due to an unrecognized HBs-antigen carrier state."}
{"adverse event": [{"trigger": "developed ", "arguments": {"Combination.Drug": "NAN", "Treatment.Freq": "NAN", "Treatment": "fourth infusion of infliximab", "Subject.Gender": "NAN", "Treatment.Disorder": "Crohn's disease", "Effect": "subfulminant hepatitis B", "Treatment.Drug": "infliximab", "Treatment.Dosage": "NAN", "Treatment.Route": "infusion", "Treatment.Time_elapsed": "fourth", "Subject.Race": "NAN", "Subject.Population": "NAN", "Treatment.Duration": "NAN", "Subject.Age": "NAN", "Subject.Disorder": "NAN", "Subject": "a patient with Crohn's disease"}}], "potential therapeutic event": []}